diff --git a/tencentcloud/resource_tc_eip_association.go b/tencentcloud/resource_tc_eip_association.go
index 29639e3d13..bbb1ad8f04 100644
--- a/tencentcloud/resource_tc_eip_association.go
+++ b/tencentcloud/resource_tc_eip_association.go
@@ -1,5 +1,5 @@
 /*
-Provides an eip resource associated with other resource like CVM or ENI.
+Provides an eip resource associated with other resource like CVM, ENI and CLB.
 
 ~> **NOTE:** Please DO NOT define `allocate_public_ip` in `tencentcloud_instance` resource when using `tencentcloud_eip_association`.
 
@@ -61,7 +61,7 @@ func resourceTencentCloudEipAssociation() *schema.Resource {
 					"private_ip",
 				},
 				ValidateFunc: validateStringLengthInRange(1, 25),
-				Description:  "The instance id going to bind with the eip. This field is conflict with `network_interface_id` and `private_ip fields`.",
+				Description:  "The CVM or CLB instance id going to bind with the eip. This field is conflict with `network_interface_id` and `private_ip fields`.",
 			},
 			"network_interface_id": {
 				Type:         schema.TypeString,
diff --git a/website/docs/r/eip_association.html.markdown b/website/docs/r/eip_association.html.markdown
index 2b6fcb9eb1..3b41ba5f13 100644
--- a/website/docs/r/eip_association.html.markdown
+++ b/website/docs/r/eip_association.html.markdown
@@ -3,12 +3,12 @@ layout: "tencentcloud"
 page_title: "TencentCloud: tencentcloud_eip_association"
 sidebar_current: "docs-tencentcloud-resource-eip_association"
 description: |-
-  Provides an eip resource associated with other resource like CVM or ENI.
+  Provides an eip resource associated with other resource like CVM, ENI and CLB.
 ---
 
 # tencentcloud_eip_association
 
-Provides an eip resource associated with other resource like CVM or ENI.
+Provides an eip resource associated with other resource like CVM, ENI and CLB.
 
 ~> **NOTE:** Please DO NOT define `allocate_public_ip` in `tencentcloud_instance` resource when using `tencentcloud_eip_association`.
 
@@ -36,7 +36,7 @@ resource "tencentcloud_eip_association" "bar" {
 The following arguments are supported:
 
 * `eip_id` - (Required, ForceNew) The id of eip.
-* `instance_id` - (Optional, ForceNew) The instance id going to bind with the eip. This field is conflict with `network_interface_id` and `private_ip fields`.
+* `instance_id` - (Optional, ForceNew) The CVM or CLB instance id going to bind with the eip. This field is conflict with `network_interface_id` and `private_ip fields`.
 * `network_interface_id` - (Optional, ForceNew) Indicates the network interface id like `eni-xxxxxx`. This field is conflict with `instance_id`.
 * `private_ip` - (Optional, ForceNew) Indicates an IP belongs to the `network_interface_id`. This field is conflict with `instance_id`.